/Engine/Source/Runtime/GeometryCore/Public/DynamicMesh/DynamicVertexAttribute.h
void CompactCopy ( const [FCompactMaps](API\Runtime\GeometryCore\Util\FCompactMaps) & CompactMaps, const [TDynamicVertexAttribute](API\Runtime\GeometryCore\DynamicMesh\TDynamicVertexAttribute)< AttribValueType, AttribDimension, ParentType > & ToCopy )